//
//  WBVisitorView.swift
//  CSWeibo
//
//  Created by 白长松 on 16/7/4.
//  Copyright © 2016年 白长松. All rights reserved.
//

import UIKit

class WBVisitorView: UIView {
    
    lazy var registerButton: UIButton = UIButton.cz_textButton("注册", fontSize: 16, normalColor: UIColor.darkGray(), highlightedColor: UIColor.black(), backgroundImageName: "common_button_white_disable")
    lazy var loginButton: UIButton = UIButton.cz_textButton("登录", fontSize: 16, normalColor: UIColor.darkGray(), highlightedColor: UIColor.black(), backgroundImageName: "common_button_white_disable")
    ///设置访客视图信息字典
    var visitorInfo: [String: String]? {
        didSet {
            guard let imageName = visitorInfo?["imageName"],
                message = visitorInfo?["message"] else {
                    return
            }
            
            tipLabel.text = message
            
            if imageName == "" {
                startAnimation()
                return
            }
            iconView.image = UIImage(named: imageName)
            houseIconView.isHidden = true
            iconMaskView.isHidden = true
        }
    }
    
    private lazy var iconView: UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_smallicon"))
    private lazy var houseIconView: UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_house"))
    private lazy var iconMaskView: UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_mask_smallicon"))
    private lazy var tipLabel: UILabel = UILabel.cz_label(withText: "关注一些人，回这里看看有什么惊喜关注一些人，回这里看看有什么惊喜", fontSize: 14, color: UIColor.darkGray())

    override init(frame: CGRect) {
        super.init(frame: frame)
        
        setupUI()
        
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    func startAnimation() {
        
        let animation = CABasicAnimation(keyPath: "transform.rotation")
        
        animation.toValue = 2 * M_PI
        animation.repeatCount = MAXFLOAT
        animation.duration = 15
        
        animation.isRemovedOnCompletion = false
        iconView.layer.add(animation, forKey: nil)
        
    }
    
}

extension WBVisitorView {
    
    func setupUI() {
        backgroundColor = UIColor.cz_color(withHex: 0xEDEDED)
        
        addSubview(iconView)
        addSubview(houseIconView)
        addSubview(iconMaskView)
        addSubview(tipLabel)
        addSubview(registerButton)
        addSubview(loginButton)
        
        //设置文本居中
        tipLabel.textAlignment = .center
   
        
        //取消 autoresizing
        for v in subviews {
            v.translatesAutoresizingMaskIntoConstraints = false
        }
        
        let margin: CGFloat = 20.0
        
        
        //自动布局
        addConstraint(NSLayoutConstraint(item: iconView,
                                         attribute: .centerX,
                                         relatedBy: .equal,
                                         toItem: self,
                                         attribute: .centerX,
                                         multiplier: 1.0,
                                         constant: 0))
        addConstraint(NSLayoutConstraint(item: iconView,
                                         attribute: .centerY,
                                         relatedBy: .equal,
                                         toItem: self,
                                         attribute: .centerY,
                                         multiplier: 1.0,
                                         constant: -60))
        // 2> 小房子
        addConstraint(NSLayoutConstraint(item: houseIconView,
                                         attribute: .centerX,
                                         relatedBy: .equal,
                                         toItem: iconView,
                                         attribute: .centerX,
                                         multiplier: 1.0,
                                         constant: 0))
        addConstraint(NSLayoutConstraint(item: houseIconView,
                                         attribute: .centerY,
                                         relatedBy: .equal,
                                         toItem: iconView,
                                         attribute: .centerY,
                                         multiplier: 1.0,
                                         constant: 0))
        
        addConstraint(NSLayoutConstraint(item: tipLabel,
                                         attribute: .centerX,
                                         relatedBy: .equal,
                                         toItem: iconView,
                                         attribute: .centerX,
                                         multiplier: 1.0,
                                         constant: 0))
        addConstraint(NSLayoutConstraint(item: tipLabel,
                                         attribute: .top,
                                         relatedBy: .equal,
                                         toItem: iconView,
                                         attribute: .bottom,
                                         multiplier: 1.0,
                                         constant: margin))
        addConstraint(NSLayoutConstraint(item: tipLabel,
                                         attribute: .width,
                                         relatedBy: .equal,
                                         toItem: nil,
                                         attribute: .notAnAttribute,
                                         multiplier: 1.0,
                                         constant: 236))
        
        //遮罩视图
        addConstraint(NSLayoutConstraint(item: iconMaskView,
                                         attribute: .left,
                                         relatedBy: .equal,
                                         toItem: self,
                                         attribute: .left,
                                         multiplier: 1.0,
                                         constant: 0))
        addConstraint(NSLayoutConstraint(item: iconMaskView,
                                         attribute: .top,
                                         relatedBy: .equal,
                                         toItem: self,
                                         attribute: .top,
                                         multiplier: 1.0,
                                         constant: 0))
        addConstraint(NSLayoutConstraint(item: iconMaskView,
                                         attribute: .right,
                                         relatedBy: .equal,
                                         toItem: self,
                                         attribute: .right,
                                         multiplier: 1.0,
                                         constant: 0))
        addConstraint(NSLayoutConstraint(item: iconMaskView,
                                         attribute: .bottom,
                                         relatedBy: .equal,
                                         toItem: registerButton,
                                         attribute: .top,
                                         multiplier: 1.0,
                                         constant: -20))
        
        // 4> 注册按钮
        addConstraint(NSLayoutConstraint(item: registerButton,
                                         attribute: .left,
                                         relatedBy: .equal,
                                         toItem: tipLabel,
                                         attribute: .left,
                                         multiplier: 1.0,
                                         constant: 0))
        addConstraint(NSLayoutConstraint(item: registerButton,
                                         attribute: .top,
                                         relatedBy: .equal,
                                         toItem: tipLabel,
                                         attribute: .bottom,
                                         multiplier: 1.0,
                                         constant: margin))
        addConstraint(NSLayoutConstraint(item: registerButton,
                                         attribute: .width,
                                         relatedBy: .equal,
                                         toItem: nil,
                                         attribute: .notAnAttribute,
                                         multiplier: 1.0,
                                         constant: 100))
        
        // 5> 登录按钮
        addConstraint(NSLayoutConstraint(item: loginButton,
                                         attribute: .right,
                                         relatedBy: .equal,
                                         toItem: tipLabel,
                                         attribute: .right,
                                         multiplier: 1.0,
                                         constant: 0))
        addConstraint(NSLayoutConstraint(item: loginButton,
                                         attribute: .top,
                                         relatedBy: .equal,
                                         toItem: tipLabel,
                                         attribute: .bottom,
                                         multiplier: 1.0,
                                         constant: margin))
        addConstraint(NSLayoutConstraint(item: loginButton,
                                         attribute: .width,
                                         relatedBy: .equal,
                                         toItem: registerButton,
                                         attribute: .width,
                                         multiplier: 1.0,
                                         constant: 0))
    
    }

}
